How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 vehicle owners can lock and unlock their vehicles remotely. They can also start their vehicle in advance and track key-fob functions through a mobile application on their smartphone.

However, sometimes the key fob might stop working for some reason. This could be due to an unresponsive battery water damage, or signal interference.

Battery

Hyundai has developed a smart key fob that is able to perform a variety of remote functions, including locking and unlocking your doors, starting your vehicle and even triggering the panic button. It's an excellent way to cut down on time and energy for drivers, but can be a hassle if it doesn't work as intended. There are several things you can do in the event that your hyundai car fob replacement i20's primary fob is not working properly.

The first step is to test the battery. The majority of smart key fobs utilize a coin cell battery that can be replaced in a matter of minutes. This is the easiest and cheapest way to solve your issue. It is possible to purchase replacement batteries at most stores and online. Re-open the keyfob after installing the new battery in order to confirm that the battery is in the correct position and is in contact with all the connections.

Be sure to take a photo or make note of the way in which the old battery was positioned in the circuit board before removing it. This will assist you in installing the new battery in the same manner. Most Hyundai smart key fobs use the CR2032 battery, which is sold in a variety of shops and on the internet. Once you have the battery installed and closed, you can close the key fob, and then test it to determine if it's working again.

Contacts

If your Hyundai key fob suddenly stopped working and you didn't drop it, there might be a problem with the internal chip. The receiver module in the car utilizes radio frequency signals to communicate with the remote. If these signals are obstructed by nearby transmitters, or objects the key fob could cease to function properly.

Take a look at the Hyundai Digital Key system if your goal is to lock, unlock, and start your vehicle on your way to work in Reno. This advanced keyless entry system operates via a smartphone app and lets you share Digital Key access with up three other people. This is helpful when giving your friend a ride when you are leaving your car using valet services.

The most common reason for a Hyundai i20 key fob to cease working is an inactive battery. If yours is displaying signs of dying, such as slow operation or not responding at all, it's time to replace the battery. Although replacing and opening the battery in your Hyundai key fob battery isn't difficult, there are a few things to know prior to starting. Make a sketch or a note about how the old battery is laid inside the circuit board. This will help you place the new battery at the same location.

Water Damage

The key fob features rubber seals to shield the chip's electronics from water. If it is able to withstand a short splash from a washing-machine or a brief immersion in a light rain, it's unlikely to get damaged. However, if you drop it in the pool or the ocean, then the water could penetrate the seals and cause damage to the circuit board, which can be costly to repair.

The first step is drying the key fob thoroughly. This can be done in a variety of ways. It can be placed in a bag along with silica packets to absorb the moisture. You can also use uncooked rice, but be careful not to touch it while it's still damp. This could lead to contamination of the internal components.

You can also clean the contacts of the circuit board using isopropyl or electronic cleaner. If the chip is fried it's best to accept you'll have to replace the key fob.

It is simple to replace the battery in your hyundai replacement fob key fob. The process is usually simple. You can use a YouTube tutorial or your owner's guide to guide you through the procedure. It's a great idea keep a spare key fob so you can use your vehicle while waiting for the repaired key.

Diagnostics of a fault

If your check engine light is on and the fault code is present, it can be difficult to pinpoint the issue without the help of a diagnostic scanner, typically referred to as an OBD 2. These are available in Bluetooth models which connect to your phone or standard models with a reader attached to the socket.

One of the most frequent problems with i20s is the throttle position sensor (TPS) is damaged. This sensor is responsible to determine the opening angle of throttle valve. This information is transmitted to the control unit and contributes to the calculation of the amount of fuel needed. A malfunctioning throttle position sensor will result in lower engine performance, jerky acceleration and RPM variations when driving.

Transmission problems are another common issue for i20s. The transmission is a complex component with many gears that work together to transfer power from the engine to the wheels. The friction between the gears leads to wear and tear over time, which could cause the transmission to fail. Signs of a malfunctioning transmission include clunking or grinding noises and the jerky acceleration.

The spark plugs on the i20 are a second common problem area. The problem with defective spark plugs is that they can harm the engine because they do not deliver the right amount of sparks to the cylinders. A damaged spark plug could result in costly and serious engine damage if not properly checked.